@peaches73 Welcome to Mayo Clinic Connect! I am glad you found this site! Your question, though, has been asked many times and is currently under discussion in this support group.
https://connect.mayoclinic.org/comment/1607513/
https://connect.mayoclinic.org/discussion/please-let-me-know-if-someone-is-using-ldn/
https://connect.mayoclinic.org/discussion/treating-sjogrens-autoimmune-disease/
Read through these discussions and see if they have answers that would help you.

@peaches73 I was being treated with LDN at the time of diagnosis. (It made my Crohn's go in remission) But for the Sjogren's, it is too variable to tell. Things could be much worse. Read about it first.